Surveys

Scientific mooring, at depth 38 meters, established in 54-11.08N 130-19.96W

The Coastal Waters of Southeast Alaska and British Columbia · NAVAREA XII 204/15

What this record establishes

Archived notice · 2015-06-14 09:55Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · CANPAC 291/15 100136Z JUN 15.. Issued 2015-06-10 03:30Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered: The Coastal Waters of Southeast Alaska and British Columbia. The parsed report position is 54.185, -130.333. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the The Coastal Waters of Southeast Alaska and British Columbia →

issued: 2015-06-10 03:30Z
status: Archived notice
authority: CANPAC 291/15 100136Z JUN 15.
NAVAREA: NAVAREA XII
issued by: CANPAC
sea: The Coastal Waters of Southeast Alaska and British Columbia
position: 54.185, -130.333
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
CANADA.
CHART 17439.
1. SCIENTIFIC MOORING, AT DEPTH 38 METERS,
   ESTABLISHED IN 54-11.08N 130-19.96W.
2. CANCEL THIS MSG 02 SEP 15.

Reading this warning

Chart reference: The number of the nautical chart on which the reported position lies.
Scientific mooring: Instruments anchored to the seabed and held up by floats, sometimes just below the surface, left for months to measure the ocean.
Position (degrees and minutes): How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
CANCEL THIS MSG: The warning's own expiry: a line telling the reader when the message cancels itself.

All warning terms →

Collected reports in this area · survey operations

3 within 180 nm since 2013 · 0 in the last 12 months · 0 listed in force now

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Scientific moorings established in: a. 54-16.254N 130-34.629W, at depth 95 meters2015-01-07
Canada2013-07-18

Month of issue in the collected archive

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

56 survey operations listed in force · see all

Record snapshot 2026-10-03 12:25Z; source collection times vary.

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.